jQuery
		.extend({
			handleError : function(s, xhr, status, e) {
				if (s.error) {
					s.error.call(s.context || s, xhr, status, e)
				}
				;
				if (s.global) {
					(s.context ? jQuery(s.context) : jQuery.event).trigger(
							"ajaxError", [ xhr, s, e ])
				}
			},
			createUploadIframe : function(id, uri) {
				var frameId = 'jUploadFrame' + id;
				var iframeHtml = '<iframe id="'
						+ frameId
						+ '" name="'
						+ frameId
						+ '" style="position:absolute; top:-9999px; left:-9999px"';
				if (window.ActiveXObject) {
					if (typeof uri == 'boolean') {
						iframeHtml += ' src="' + 'javascript:false' + '"'
					} else if (typeof uri == 'string') {
						iframeHtml += ' src="' + uri + '"'
					}
				}
				;
				iframeHtml += ' />';
				jQuery(iframeHtml).appendTo(document.body);
				return jQuery('#' + frameId).get(0)
			},
			createUploadForm : function(id, fileElementId, data) {
				var formId = 'jUploadForm' + id;
				var fileId = 'jUploadFile' + id;
				var form = jQuery('<form  action="" method="POST" name="'
						+ formId + '" id="' + formId
						+ '" enctype="multipart/form-data"></form>');
				if (data) {
					for ( var i in data) {
						jQuery(
								'<input type="hidden" name="' + i + '" value="'
										+ data[i] + '" />').appendTo(form)
					}
				}
				;
				/*var oldElement = jQuery('#' + fileElementId);
				var newElement = jQuery(oldElement).clone();
				jQuery(oldElement).attr('id', fileId);
				jQuery(oldElement).before(newElement);
				jQuery(oldElement).appendTo(form);*/

			    if(typeof(fileElementId) == 'string'){  
			        fileElementId = [fileElementId];  
			    }  
			    for(var i in fileElementId){  
			        var oldElement = jQuery('#' + fileElementId[i]);  
			        var newElement = jQuery(oldElement).clone();  
			        jQuery(oldElement).attr('id', fileId);  
			        jQuery(oldElement).before(newElement);  
			        jQuery(oldElement).appendTo(form);  
			    }  
				
				
				
				
				jQuery(form).css('position', 'absolute');
				jQuery(form).css('top', '-1200px');
				jQuery(form).css('left', '-1200px');
				jQuery(form).appendTo('body');
				return form
			},
			ajaxFileUpload : function(s) {
				s = jQuery.extend({}, jQuery.ajaxSettings, s);
				var id = new Date().getTime();
				var form = jQuery.createUploadForm(id, s.fileElementId,
						(typeof (s.data) == 'undefined' ? false : s.data));
				var io = jQuery.createUploadIframe(id, s.secureuri);
				var frameId = 'jUploadFrame' + id;
				var formId = 'jUploadForm' + id;
				if (s.global && !jQuery.active++) {
					jQuery.event.trigger("ajaxStart")
				}
				;
				var requestDone = false;
				var xml = {};
				if (s.global)
					jQuery.event.trigger("ajaxSend", [ xml, s ]);
				var uploadCallback = function(isTimeout) {
					var io = document.getElementById(frameId);
					try {
						if (io.contentWindow) {
							xml.responseText = io.contentWindow.document.body ? io.contentWindow.document.body.innerHTML
									: null;
							xml.responseXML = io.contentWindow.document.XMLDocument ? io.contentWindow.document.XMLDocument
									: io.contentWindow.document
						} else if (io.contentDocument) {
							xml.responseText = io.contentDocument.document.body ? io.contentDocument.document.body.innerHTML
									: null;
							xml.responseXML = io.contentDocument.document.XMLDocument ? io.contentDocument.document.XMLDocument
									: io.contentDocument.document
						}
					} catch (e) {
						jQuery.handleError(s, xml, null, e)
					}
					;
					if (xml || isTimeout == "timeout") {
						requestDone = true;
						var status;
						try {
							status = isTimeout != "timeout" ? "success"
									: "error";
							if (status != "error") {
								var data = jQuery.uploadHttpData(xml,
										s.dataType);
								if (s.success)
									s.success(data, status);
								if (s.global)
									jQuery.event.trigger("ajaxSuccess", [ xml,
											s ])
							} else
								jQuery.handleError(s, xml, status)
						} catch (e) {
							status = "error";
						}
						;
						if (s.global)
							jQuery.event.trigger("ajaxComplete", [ xml, s ]);
						if (s.global && !--jQuery.active)
							jQuery.event.trigger("ajaxStop");
						if (s.complete)
							s.complete(xml, status);
						jQuery(io).unbind();
						setTimeout(function() {
							try {
								jQuery(io).remove();
								jQuery(form).remove()
							} catch (e) {
								jQuery.handleError(s, xml, null, e)
							}
						}, 100);
						xml = null;
					}
				};
				if (s.timeout > 0) {
					setTimeout(function() {
						if (!requestDone)
							uploadCallback("timeout")
					}, s.timeout)
				}
				;
				try {
					var form = jQuery('#' + formId);
					jQuery(form).attr('action', s.url);
					jQuery(form).attr('method', 'POST');
					jQuery(form).attr('target', frameId);
					if (form.encoding) {
						jQuery(form).attr('encoding', 'multipart/form-data')
					} else {
						jQuery(form).attr('enctype', 'multipart/form-data')
					}
					;
					jQuery(form).submit()
				} catch (e) {
					jQuery.handleError(s, xml, null, e)
				}
				;
				jQuery('#' + frameId).load(uploadCallback);
				return {
					abort : function() {
					}
				}
			},
			uploadHttpData : function(r, type) {
				var data = !type;
				data = type == "xml" || data ? r.responseXML : r.responseText;
				if (type == "script")
					jQuery.globalEval(data);
				if (type == "json")
					data = jQuery.parseJSON(jQuery(data).text());
				if (type == "html")
					jQuery("<div>").html(data).evalScripts();
				return data
			}
		})